STRUT CORRECTOR OF GRAND PIANO

摘要

PROBLEM TO BE SOLVED: To provide a strut collector of a grand piano capable of stably supporting the load from a frame without increasing the assembly cost and material cost. SOLUTION: This strut corrector has a mounting part 2 to be screwed to at least either of a deep rail 8 and middle rail 9 connected to each other and the respective front ends of plural struts 11 are screwed to the mounting part 2. The frame is pressed from the front to the mounting part 2. A projecting part 4 for engagement which engages with the front surface of the middle rail 9 is formed in the mounting part 2.